Question

Help please.........

Answer 1

20x + 15 = 11

Explanation:

First you need to add the like terms:

-7+2=-5

Now you need to expand the brackets:

-5*-4x=20x

-5*-3=15

Now you have 20x + 15 = 11. So if you want you can rearrange the formule to find x.

20x=-4

x= -5